Mhmm... you mean MrExcel MVP's ? nope... not Most Valuable Professional... it's MrExcel Most Valuable Posters.
It doesn't cost anything, and it's not a title you earn studying either... you just deserve it for the contributions to THIS board.
Now, there are other MVP's, Microsoft MVP's, which are 'Most Valuable Professionals', you don't take an exam for that either, its a title given by MS to those that contribute to the MS newgroups...